On 05.02.2021 15:25:59, Xulin Sun wrote: > If the previous can_net device has been successfully allocated, its > private data structure is impossible to be empty, remove this redundant > error return judgment. Otherwise, memory leaks for alloc_candev() will > be triggered. Your analysis is correct, the netdev_priv() will never fail. But how will this trigger a mem leak on alloc_candev()? I've removed that statement. I'll add it back, if I've missed something. > Signed-off-by: Xulin Sun Applied to linux-can-next/testing. Thanks, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |